| /* |
| * Copyright 1996-1997 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| /* |
| * COPYRIGHT goes here |
| */ |
| |
| package sun.applet; |
| |
| import java.io.*; |
| import java.lang.reflect.Array; |
| |
| /** |
| * This subclass of ObjectInputStream delegates loading of classes to |
| * an existing ClassLoader. |
| */ |
| |
| class AppletObjectInputStream extends ObjectInputStream |
| { |
| private AppletClassLoader loader; |
| |
| /** |
| * Loader must be non-null; |
| */ |
| |
| public AppletObjectInputStream(InputStream in, AppletClassLoader loader) |
| throws IOException, StreamCorruptedException { |
| |
| super(in); |
| if (loader == null) { |
| throw new AppletIllegalArgumentException("appletillegalargumentexception.objectinputstream"); |
| |
| } |
| this.loader = loader; |
| } |
| |
| /** |
| * Make a primitive array class |
| */ |
| |
| private Class primitiveType(char type) { |
| switch (type) { |
| case 'B': return byte.class; |
| case 'C': return char.class; |
| case 'D': return double.class; |
| case 'F': return float.class; |
| case 'I': return int.class; |
| case 'J': return long.class; |
| case 'S': return short.class; |
| case 'Z': return boolean.class; |
| default: return null; |
| } |
| } |
| |
| /** |
| * Use the given ClassLoader rather than using the system class |
| */ |
| protected Class resolveClass(ObjectStreamClass classDesc) |
| throws IOException, ClassNotFoundException { |
| |
| String cname = classDesc.getName(); |
| if (cname.startsWith("[")) { |
| // An array |
| Class component; // component class |
| int dcount; // dimension |
| for (dcount=1; cname.charAt(dcount)=='['; dcount++) ; |
| if (cname.charAt(dcount) == 'L') { |
| component = loader.loadClass(cname.substring(dcount+1, |
| cname.length()-1)); |
| } else { |
| if (cname.length() != dcount+1) { |
| throw new ClassNotFoundException(cname);// malformed |
| } |
| component = primitiveType(cname.charAt(dcount)); |
| } |
| int dim[] = new int[dcount]; |
| for (int i=0; i<dcount; i++) { |
| dim[i]=0; |
| } |
| return Array.newInstance(component, dim).getClass(); |
| } else { |
| return loader.loadClass(cname); |
| } |
| } |
| } |